CN218470843U

CN218470843U - Battery voltage detector of electric automobile

Info

Publication number: CN218470843U
Application number: CN202222419220.0U
Authority: CN
Inventors: 宋杨; 刘鲁新; 郭振民; 刘汝平; 王晓岳; 侯海涛
Original assignee: Dongguan Powerwise Technology Co ltd
Current assignee: Dongguan Powerwise Technology Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-02-10
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses an electric automobile's battery voltage detector relates to battery voltage detection technical field, generally adopts battery or fuel cell to supply power for the electric automobile who solves among the prior art, and the voltage of output all can be higher, and the work of battery must need battery voltage detector to monitor, and the too high voltmeter makes the voltmeter overheated very easily, influences whole voltage detector's life, influences the problem of safety in utilization. A heat dissipation channel is arranged inside the voltage detector, the heat dissipation channel and the voltage detector are arranged into an integral structure, a voltmeter is arranged on the inner side of the voltage detector, the voltmeter and the voltage detector are fixedly connected through a fastening screw, the inside of heat dissipation channel is provided with the fin, voltmeter and voltage detector all pass through fastening screw and fin fixed connection, the box is inserted in the power supply is installed to one side of voltage detector, and the box is inserted in the power supply and voltage detector passes through fastening screw fixed connection.

Description

Battery voltage detector of electric automobile

Technical Field

The utility model relates to a battery voltage detects technical field, specifically is an electric automobile's battery voltage detector.

Background

The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels by a motor to run, meets various requirements of road traffic and safety regulations, and is divided into two categories, namely a storage battery and a fuel cell, wherein the storage battery is suitable for pure electric automobiles and comprises a lead-acid storage battery, a nickel-hydrogen battery, a sodium-sulfur battery, a secondary lithium battery, an air battery and a ternary lithium battery, and the work of the battery is necessarily monitored by a battery voltage detector;

for example, the application publication No. CN209198627U, a battery voltage detector, includes two detection terminals, and further includes two detection branches connected in parallel between the two detection terminals, each detection branch includes a first diode and a second diode connected to a detection resistor between the two diodes, and an anode of the first diode and a cathode of the second diode are respectively connected to two ends of the detection resistor; the diode connection directions of the two detection branches are opposite, the two detection branches further comprise operational amplifiers, two ends of the detection resistors of the two detection branches are respectively connected with two input ends of the operational amplifiers, and the output end of the comparator is connected with an analog-to-digital converter;

above-mentioned application battery voltage detector, to the no requirement of sense terminal connection electrode polarity, all can accomplish battery power supply performance and detect, avoided the polarity to connect the detection inefficacy that the opposition caused, and the voltage of electric automobile's battery output all can be higher, the too high very easy voltmeter that makes is overheated, influence whole voltage detector's life, influence safety in utilization, consequently the market urgently needs to develop an electric automobile's battery voltage detector and helps people to solve current problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric automobile's battery voltage detector to solve the electric automobile that provides in the above-mentioned background art and generally adopt battery or fuel cell to supply power, the voltage of output all can be higher, and the work of battery must need battery voltage detector to monitor, and the too high very easy voltmeter that makes is overheated, influences whole voltage detector's life, influences the problem of safety in utilization.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an electric automobile's battery voltage detection ware, includes voltage detector, voltage detector's inside is provided with heat dissipation channel, and heat dissipation channel sets up structure as an organic whole with voltage detector, the voltmeter is installed to voltage detector's inboard, and voltmeter and voltage detector pass through fastening screw fixed connection, heat dissipation channel's inside is provided with the fin, voltmeter and voltage detector all pass through fastening screw and fin fixed connection.

Preferably, a mainboard is arranged inside the voltage detector and electrically connected with the voltmeter.

Preferably, the internally mounted of voltage detector has a mainboard support, and mainboard support passes through fastening screw fixed connection with voltage detector, mainboard support passes through fastening screw fixed connection with the mainboard.

Preferably, install treater and wireless bluetooth module on voltage detector's the preceding terminal surface respectively, and treater and wireless bluetooth module all with voltage detector electric connection.

Preferably, one side of the voltage detector is provided with a power supply plug box, the power supply plug box is fixedly connected with the voltage detector through a fastening screw, the power supply plug box is electrically connected with the main board, the outer side of the voltage detector is provided with a mounting leg, and the mounting leg and the voltage detector are arranged into an integral structure.

Preferably, the internally mounted of voltage detector has the signal to insert the box, and the signal inserts box and passes through fastening screw fixed connection with voltage detector, box and mainboard electric connection are inserted to the signal, install the display screen on the preceding terminal surface of voltmeter, and display screen and voltmeter fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a through the setting of fin and heat dissipation channel, the fin is laminated with the voltmeter, the fin sets up the inside at heat dissipation channel, heat dissipation channel is the duct that link up, when electric automobile is traveling, the wind-force that produces when utilizing to travel runs through heat dissipation channel, the fin absorbs the heat that the voltmeter distributed out, thereby the heat that can the efficient distribute out with the voltmeter, the improvement is to the radiating efficiency of voltmeter, thereby improve whole battery voltage detector's radiating effect, the life and the safety in utilization of improvement voltage detector.

2. The utility model discloses a through wireless bluetooth module's setting, wireless bluetooth module adopts 2.4G radio signal and bluetooth 5.0 transmission signal, not only can also can pass through wireless transmission data by wire transmission data to only need be equipped with assorted wireless terminal alright with the voltage that detects the electric automobile battery equally, use more convenience.

Drawings

Fig. 1 is a front view of a battery voltage detector of an electric vehicle according to the present invention;

fig. 2 is a schematic diagram of the internal structure of the voltage detector of the present invention;

fig. 3 is an enlarged schematic view of a position a in the drawing of the present invention.

In the figure: 1. a voltage detector; 2. a voltmeter; 3. a display screen; 4. mounting legs; 5. a heat dissipation channel; 6. a heat sink; 7. a power supply plug box; 8. a signal plug-in box; 9. a main board support; 10. a main board; 11. a processor; 12. and a wireless Bluetooth module.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an electric automobile's battery voltage detector, includes voltage detector 1, voltage detector 1's inside is provided with heat dissipation channel 5, and heat dissipation channel 5 sets up structure as an organic whole with voltage detector 1, voltmeter 2 is installed to voltage detector 1's inboard, and voltmeter 2 passes through fastening screw fixed connection with voltage detector 1, heat dissipation channel 5's inside is provided with fin 6, voltmeter 2 and voltage detector 1 all pass through fastening screw and fin 6 fixed connection.

Further, the voltage detector 1 is internally provided with a main board 10, the main board 10 is electrically connected with a voltmeter 2, and the voltmeter 2 is a 220V traditional voltmeter 2.

Further, the internally mounted of voltage detector 1 has mainboard support 9, and mainboard support 9 passes through fastening screw fixed connection with voltage detector 1, and mainboard support 9 passes through fastening screw fixed connection with mainboard 10, erects mainboard 10 through mainboard support 9 to fix mainboard 10.

Further, install treater 11 and wireless bluetooth module 12 on voltage detector 1's the preceding terminal surface respectively, and treater 11 and wireless bluetooth module 12 all with voltage detector 1 electric connection, wireless bluetooth module 12 adopts 2.4G wireless signal and bluetooth 5.0 transmission signal, not only can the wired transmission data can also pass through wireless transmission data.

Further, one side of voltage detector 1 is installed the power supply and is inserted box 7, and power supply and insert box 7 and voltage detector 1 and pass through fastening screw fixed connection, and box 7 and mainboard 10 electric connection are inserted in the power supply, and the outside of voltage detector 1 is provided with installation leg 4, and installation leg 4 sets up structure as an organic whole with voltage detector 1, and box 7 is inserted for the mainboard 10 power supply in the power supply, installs voltage detector 1 on the electric automobile through installation leg 4.

Further, the internally mounted of voltage detector 1 has signal plug-in box 8, and signal plug-in box 8 passes through fastening screw fixed connection with voltage detector 1, and signal plug-in box 8 and mainboard 10 electric connection install display screen 3 on the preceding terminal surface of voltmeter 2, and display screen 3 and voltmeter 2 fixed connection, and the socket of signal plug-in box 8 is exposed, and accessible data line connection signal plug-in box 8 is on carrying electric automobile's driver's cabin display screen with data.

The working principle is as follows: during the use, install voltage detector 1 on electric automobile through installing leg 4, voltmeter 2 is connected with electric automobile's battery, detect the voltage of electric automobile battery through voltmeter 2, the mainboard 10 will be transmitted to the data that detect out, on box 8 transmission electric automobile's driver's cabin display screen is inserted through the signal after treater 11 processing data, the driver of being convenient for observes the voltage of battery, can connect wireless device through wireless bluetooth module 12, also can observe the voltage of battery through the cell-phone, and when electric automobile was when driving, natural wind will run through radiating passage 5, the heat that radiating fin 6 will absorb voltmeter 2 and give off, thereby distribute away absorbed heat fast, improve the radiating effect to voltmeter 2.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A battery voltage detector of an electric vehicle includes a voltage detector (1), characterized in that: the utility model discloses a voltage detector, including voltmeter (2), voltmeter (1), heat dissipation channel (5), and voltmeter (2) and voltage detector (1), the inside of voltage detector (1) is provided with heat dissipation channel (5), and heat dissipation channel (5) sets up structure as an organic whole with voltage detector (1), voltmeter (2) are installed to the inboard of voltage detector (1), and voltmeter (2) pass through fastening screw fixed connection with voltage detector (1), the inside of heat dissipation channel (5) is provided with fin (6), voltmeter (2) and voltage detector (1) all pass through fastening screw and fin (6) fixed connection.

2. The battery voltage detector of an electric vehicle according to claim 1, wherein: the voltage detector (1) is internally provided with a mainboard (10), and the mainboard (10) is electrically connected with the voltmeter (2).

3. The battery voltage detector of an electric vehicle according to claim 2, wherein: the internal mounting of voltage detector (1) has mainboard support (9), and mainboard support (9) and voltage detector (1) pass through fastening screw fixed connection, mainboard support (9) pass through fastening screw fixed connection with mainboard (10).

4. The battery voltage detector of an electric vehicle according to claim 2, wherein: install treater (11) and wireless bluetooth module (12) on the preceding terminal surface of voltage detector (1) respectively, and treater (11) and wireless bluetooth module (12) all with voltage detector (1) electric connection.

5. The battery voltage detector of an electric vehicle according to claim 2, wherein: one side of voltage detector (1) is installed the power supply and is inserted box (7), and the power supply inserts box (7) and passes through fastening screw fixed connection with voltage detector (1), box (7) and mainboard (10) electric connection are inserted in the power supply, the outside of voltage detector (1) is provided with installation leg (4), and installation leg (4) and voltage detector (1) set up structure as an organic whole.

6. The battery voltage detector of an electric vehicle according to claim 2, wherein: the utility model discloses a voltage meter, including voltmeter (2), internally mounted of voltmeter (1) has the signal to insert box (8), and the signal inserts box (8) and passes through fastening screw fixed connection with voltmeter (1), box (8) and mainboard (10) electric connection are inserted to the signal, install display screen (3) on the preceding terminal surface of voltmeter (2), and display screen (3) and voltmeter (2) fixed connection.